120 lines
2.9 KiB
TypeScript
120 lines
2.9 KiB
TypeScript
import {
|
|
ListboxArrow,
|
|
ListboxButton,
|
|
ListboxInput,
|
|
ListboxList,
|
|
ListboxOption,
|
|
ListboxPopover,
|
|
} from '@reach/listbox';
|
|
import VisuallyHidden from '@reach/visually-hidden';
|
|
import { FunctionComponent } from 'preact';
|
|
import { IconType, Icon } from './Icon';
|
|
import { useState } from 'preact/hooks';
|
|
|
|
export type DropdownItem = {
|
|
icon?: IconType;
|
|
label: string;
|
|
value: string;
|
|
};
|
|
|
|
type DropdownProps = {
|
|
id: string;
|
|
srLabel: string;
|
|
items: DropdownItem[];
|
|
defaultValue: string;
|
|
onChange: (value: string) => void;
|
|
};
|
|
|
|
type ListboxButtonProps = {
|
|
icon?: IconType;
|
|
value: string | null;
|
|
label: string;
|
|
isExpanded: boolean;
|
|
};
|
|
|
|
const CustomDropdownButton: FunctionComponent<ListboxButtonProps> = ({
|
|
label,
|
|
isExpanded,
|
|
icon,
|
|
}) => (
|
|
<>
|
|
<div className="sn-dropdown-button-label">
|
|
{icon ? (
|
|
<div className="flex mr-2">
|
|
<Icon type={icon} className="sn-icon--small" />
|
|
</div>
|
|
) : null}
|
|
<div className="dropdown-selected-label">{label}</div>
|
|
</div>
|
|
<ListboxArrow
|
|
className={`sn-dropdown-arrow ${
|
|
isExpanded ? 'sn-dropdown-arrow-flipped' : ''
|
|
}`}
|
|
>
|
|
<Icon type="menu-arrow-down" className="sn-icon--small color-grey-1" />
|
|
</ListboxArrow>
|
|
</>
|
|
);
|
|
|
|
export const Dropdown: FunctionComponent<DropdownProps> = ({
|
|
id,
|
|
srLabel,
|
|
items,
|
|
defaultValue,
|
|
onChange,
|
|
}) => {
|
|
const [value, setValue] = useState(defaultValue);
|
|
|
|
const labelId = `${id}-label`;
|
|
|
|
const handleChange = (value: string) => {
|
|
setValue(value);
|
|
onChange(value);
|
|
};
|
|
|
|
return (
|
|
<>
|
|
<VisuallyHidden id={labelId}>{srLabel}</VisuallyHidden>
|
|
<ListboxInput
|
|
value={value}
|
|
onChange={handleChange}
|
|
aria-labelledby={labelId}
|
|
>
|
|
<ListboxButton
|
|
className="sn-dropdown-button"
|
|
children={({ value, label, isExpanded }) => {
|
|
const current = items.find((item) => item.value === value);
|
|
const icon = current ? current?.icon : null;
|
|
return CustomDropdownButton({
|
|
value,
|
|
label,
|
|
isExpanded,
|
|
...(icon ? { icon } : null),
|
|
});
|
|
}}
|
|
/>
|
|
<ListboxPopover className="sn-dropdown sn-dropdown-popover">
|
|
<div className="sn-component">
|
|
<ListboxList>
|
|
{items.map((item) => (
|
|
<ListboxOption
|
|
className="sn-dropdown-item"
|
|
value={item.value}
|
|
label={item.label}
|
|
>
|
|
{item.icon ? (
|
|
<div className="flex mr-3">
|
|
<Icon type={item.icon} className="sn-icon--small" />
|
|
</div>
|
|
) : null}
|
|
<div className="text-input">{item.label}</div>
|
|
</ListboxOption>
|
|
))}
|
|
</ListboxList>
|
|
</div>
|
|
</ListboxPopover>
|
|
</ListboxInput>
|
|
</>
|
|
);
|
|
};
|